Re: [PATCH 5.4 000/134] 5.4.283-rc1 review

[Guenter Roeck]

On 9/1/24 09:15, Greg Kroah-Hartman wrote:
> This is the start of the stable review cycle for the 5.4.283 release.
> There are 134 patches in this series, all will be posted as a response
> to this one.  If anyone has any issues with these being applied, please
> let me know.
>
> Responses should be made by Tue, 03 Sep 2024 16:07:34 +0000.
> Anything received after that time might be too late.
[ ... ]

> Helge Deller <deller@xxxxxx>
>      parisc: Use irq_enter_rcu() to fix warning at kernel/context_tracking.c:367

irq_enter_rcu() does not exist in v5.4.y and v4.19.y, resulting in the following
build errors in v4.19.y and v5.4.y.

Building parisc:allnoconfig ... failed
--------------
Error log:
arch/parisc/kernel/irq.c: In function 'do_cpu_irq_mask':
arch/parisc/kernel/irq.c:523:9: error: implicit declaration of function 'irq_enter_rcu'; did you mean 'irq_enter'? [-Werror=implicit-function-declaration]
  523 |         irq_enter_rcu();
      |         ^~~~~~~~~~~~~
      |         irq_enter
arch/parisc/kernel/irq.c:558:9: error: implicit declaration of function 'irq_exit_rcu'; did you mean 'irq_exit'? [-Werror=implicit-function-declaration]
  558 |         irq_exit_rcu();
      |         ^~~~~~~~~~~~
      |         irq_exit

Guenter